FUNCTIONS

1. BIT

   1 /*
   2     SDL - Simple DirectMedia Layer
   3     Copyright (C) 1997, 1998, 1999, 2000, 2001  Sam Lantinga
   4 
   5     This library is free software; you can redistribute it and/or
   6     modify it under the terms of the GNU Library General Public
   7     License as published by the Free Software Foundation; either
   8     version 2 of the License, or (at your option) any later version.
   9 
  10     This library is distributed in the hope that it will be useful,
  11     but WITHOUT ANY WARRANTY; without even the implied warranty of
  12     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13     Library General Public License for more details.
  14 
  15     You should have received a copy of the GNU Library General Public
  16     License along with this library; if not, write to the Free
  17     Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
  18 
  19     Sam Lantinga
  20     slouken@devolution.com
  21 */
  23 #ifdef SAVE_RCSID
  24 static char rcsid =
  25  "@(#) $Id: 3dfx_regs.h,v 1.1.2.2 2001/02/10 07:20:06 hercules Exp $";
  26 #endif
  28 #ifndef _3DFX_REGS_H
  29 #define _3DFX_REGS_H
  31 /* This information comes from the public 3Dfx specs for the Voodoo 3000 */
  33 /* mapped_io register offsets */
  34 #define TDFX_STATUS     0x00
  36 #define INTCTRL         (0x00100000 + 0x04)
  37 #define CLIP0MIN        (0x00100000 + 0x08)
  38 #define CLIP0MAX        (0x00100000 + 0x0c)
  39 #define DSTBASE         (0x00100000 + 0x10)
  40 #define DSTFORMAT       (0x00100000 + 0x14)
  41 #define SRCCOLORKEYMIN  (0x00100000 + 0x18)
  42 #define SRCCOLORKEYMAX  (0x00100000 + 0x1c)
  43 #define DSTCOLORKEYMIN  (0x00100000 + 0x20)
  44 #define DSTCOLORKEYMAX  (0x00100000 + 0x24)
  45 #define BRESERROR0      (0x00100000 + 0x28)
  46 #define BRESERROR1      (0x00100000 + 0x2c)
  47 #define ROP_2D          (0x00100000 + 0x30)
  48 #define SRCBASE         (0x00100000 + 0x34)
  49 #define COMMANDEXTRA_2D (0x00100000 + 0x38)
  50 #define PATTERN0        (0x00100000 + 0x44)
  51 #define PATTERN1        (0x00100000 + 0x48)
  52 #define CLIP1MIN        (0x00100000 + 0x4c)
  53 #define CLIP1MAX        (0x00100000 + 0x50)
  54 #define SRCFORMAT       (0x00100000 + 0x54)
  55 #define SRCSIZE         (0x00100000 + 0x58)
  56 #define SRCXY           (0x00100000 + 0x5c)
  57 #define COLORBACK       (0x00100000 + 0x60)
  58 #define COLORFORE       (0x00100000 + 0x64)
  59 #define DSTSIZE         (0x00100000 + 0x68)
  60 #define DSTXY           (0x00100000 + 0x6c)
  61 #define COMMAND_2D      (0x00100000 + 0x70)
  62 #define LAUNCH_2D       (0x00100000 + 0x80)
  63 #define PATTERNBASE     (0x00100000 + 0x100)
  65 #define COMMAND_3D      (0x00200000 + 0x120)
  67 /* register bitfields (not all, only as needed) */
  69 #define BIT(x) (1UL << (x))
     /* [<][>][^][v][top][bottom][index][help] */
  71 #define COMMAND_2D_BITBLT               0x01
  72 #define COMMAND_2D_FILLRECT             0x05
  73 #define COMMAND_2D_LINE                 0x06
  74 #define COMMAND_2D_POLYGON_FILL         0x08
  75 #define COMMAND_2D_INITIATE             BIT(8)
  76 #define COMMAND_2D_REVERSELINE          BIT(9)
  77 #define COMMAND_2D_STIPPLELINE          BIT(12)
  78 #define COMMAND_2D_MONOCHROME_PATT      BIT(13)
  79 #define COMMAND_2D_MONOCHROME_TRANSP    BIT(16)
  81 #define COMMAND_3D_NOP                  0x00
  83 #define STATUS_RETRACE                  BIT(6)
  84 #define STATUS_BUSY                     BIT(9)
  86 #endif /* _3DFX_REGS_H */